135798568 has 16 divisors (see below), whose sum is σ = 254746080. Its totient is φ = 67866288.

The previous prime is 135798521. The next prime is 135798581. The reversal of 135798568 is 865897531.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29221 + ... + 33547.

It is an arithmetic number, because the mean of its divisors is an integer number (15921630).

Almost surely, 2^135798568 is an apocalyptic number.

It is an amenable number.

135798568 is a deficient number, since it is larger than the sum of its proper divisors (118947512).

135798568 is a wasteful number, since it uses less digits than its factorization.

135798568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8256 (or 8252 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 52.

The square root of 135798568 is about 11653.2642637160. The cubic root of 135798568 is about 514.0023013114.

The spelling of 135798568 in words is "one hundred thirty-five million, seven hundred ninety-eight thousand, five hundred sixty-eight".